772885c1dc
The spitz has a WM8750 codec connected as I2S slave but doesn't use the PXA I2S system clock. Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> Acked-by: Eric Miao <eric.miao@marvell.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
860 lines
19 KiB
C
860 lines
19 KiB
C
/*
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* Support for Sharp SL-Cxx00 Series of PDAs
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* Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
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*
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* Copyright (c) 2005 Richard Purdie
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*
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* Based on Sharp's 2.4 kernel patches/lubbock.c
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/major.h>
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#include <linux/fs.h>
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#include <linux/interrupt.h>
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#include <linux/gpio.h>
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#include <linux/leds.h>
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#include <linux/mmc/host.h>
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#include <linux/mtd/physmap.h>
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#include <linux/pm.h>
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#include <linux/backlight.h>
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#include <linux/io.h>
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#include <linux/i2c.h>
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#include <linux/i2c/pca953x.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/ads7846.h>
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#include <linux/spi/corgi_lcd.h>
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#include <linux/mtd/sharpsl.h>
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#include <asm/setup.h>
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#include <asm/memory.h>
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#include <asm/mach-types.h>
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#include <mach/hardware.h>
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#include <asm/irq.h>
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#include <asm/system.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/irq.h>
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#include <mach/pxa-regs.h>
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#include <mach/pxa2xx-regs.h>
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#include <mach/mfp-pxa27x.h>
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#include <mach/pxa27x-udc.h>
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#include <mach/reset.h>
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#include <mach/i2c.h>
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#include <mach/irda.h>
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#include <mach/mmc.h>
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#include <mach/ohci.h>
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#include <mach/udc.h>
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#include <mach/pxafb.h>
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#include <mach/pxa2xx_spi.h>
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#include <mach/spitz.h>
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#include <mach/sharpsl.h>
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#include <asm/mach/sharpsl_param.h>
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#include <asm/hardware/scoop.h>
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#include "generic.h"
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#include "devices.h"
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#include "sharpsl.h"
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static unsigned long spitz_pin_config[] __initdata = {
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/* Chip Selects */
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GPIO78_nCS_2, /* SCOOP #2 */
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GPIO79_nCS_3, /* NAND */
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GPIO80_nCS_4, /* SCOOP #1 */
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/* LCD - 16bpp Active TFT */
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GPIO58_LCD_LDD_0,
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GPIO59_LCD_LDD_1,
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GPIO60_LCD_LDD_2,
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GPIO61_LCD_LDD_3,
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GPIO62_LCD_LDD_4,
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GPIO63_LCD_LDD_5,
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GPIO64_LCD_LDD_6,
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GPIO65_LCD_LDD_7,
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GPIO66_LCD_LDD_8,
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GPIO67_LCD_LDD_9,
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GPIO68_LCD_LDD_10,
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GPIO69_LCD_LDD_11,
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GPIO70_LCD_LDD_12,
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GPIO71_LCD_LDD_13,
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GPIO72_LCD_LDD_14,
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GPIO73_LCD_LDD_15,
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GPIO74_LCD_FCLK,
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GPIO75_LCD_LCLK,
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GPIO76_LCD_PCLK,
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/* PC Card */
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GPIO48_nPOE,
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GPIO49_nPWE,
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GPIO50_nPIOR,
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GPIO51_nPIOW,
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GPIO85_nPCE_1,
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GPIO54_nPCE_2,
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GPIO55_nPREG,
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GPIO56_nPWAIT,
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GPIO57_nIOIS16,
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GPIO104_PSKTSEL,
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/* I2S */
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GPIO28_I2S_BITCLK_OUT,
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GPIO29_I2S_SDATA_IN,
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GPIO30_I2S_SDATA_OUT,
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GPIO31_I2S_SYNC,
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/* MMC */
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GPIO32_MMC_CLK,
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GPIO112_MMC_CMD,
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GPIO92_MMC_DAT_0,
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GPIO109_MMC_DAT_1,
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GPIO110_MMC_DAT_2,
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GPIO111_MMC_DAT_3,
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/* GPIOs */
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GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */
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GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */
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GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */
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GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */
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GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */
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GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */
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GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */
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GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */
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GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */
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/* I2C */
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GPIO117_I2C_SCL,
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GPIO118_I2C_SDA,
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GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,
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};
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/*
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* Spitz SCOOP Device #1
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*/
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static struct resource spitz_scoop_resources[] = {
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[0] = {
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.start = 0x10800000,
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.end = 0x10800fff,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct scoop_config spitz_scoop_setup = {
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.io_dir = SPITZ_SCP_IO_DIR,
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.io_out = SPITZ_SCP_IO_OUT,
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.suspend_clr = SPITZ_SCP_SUS_CLR,
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.suspend_set = SPITZ_SCP_SUS_SET,
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.gpio_base = SPITZ_SCP_GPIO_BASE,
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};
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struct platform_device spitzscoop_device = {
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.name = "sharp-scoop",
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.id = 0,
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.dev = {
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.platform_data = &spitz_scoop_setup,
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},
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.num_resources = ARRAY_SIZE(spitz_scoop_resources),
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.resource = spitz_scoop_resources,
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};
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/*
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* Spitz SCOOP Device #2
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*/
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static struct resource spitz_scoop2_resources[] = {
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[0] = {
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.start = 0x08800040,
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.end = 0x08800fff,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct scoop_config spitz_scoop2_setup = {
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.io_dir = SPITZ_SCP2_IO_DIR,
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.io_out = SPITZ_SCP2_IO_OUT,
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.suspend_clr = SPITZ_SCP2_SUS_CLR,
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.suspend_set = SPITZ_SCP2_SUS_SET,
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.gpio_base = SPITZ_SCP2_GPIO_BASE,
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};
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struct platform_device spitzscoop2_device = {
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.name = "sharp-scoop",
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.id = 1,
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.dev = {
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.platform_data = &spitz_scoop2_setup,
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},
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.num_resources = ARRAY_SIZE(spitz_scoop2_resources),
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.resource = spitz_scoop2_resources,
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};
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#define SPITZ_PWR_SD 0x01
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#define SPITZ_PWR_CF 0x02
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/* Power control is shared with between one of the CF slots and SD */
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static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
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{
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unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
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if (new_cpr & 0x0007) {
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gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
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if (!(cpr & 0x0002) && !(cpr & 0x0004))
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mdelay(5);
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if (device == SPITZ_PWR_CF)
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cpr |= 0x0002;
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if (device == SPITZ_PWR_SD)
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cpr |= 0x0004;
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write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
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} else {
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if (device == SPITZ_PWR_CF)
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cpr &= ~0x0002;
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if (device == SPITZ_PWR_SD)
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cpr &= ~0x0004;
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if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
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write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
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mdelay(1);
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gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
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} else {
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write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
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}
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}
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}
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static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
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{
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/* Only need to override behaviour for slot 0 */
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if (nr == 0)
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spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
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else
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write_scoop_reg(scoop, SCOOP_CPR, cpr);
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}
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static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
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{
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.dev = &spitzscoop_device.dev,
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.irq = SPITZ_IRQ_GPIO_CF_IRQ,
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.cd_irq = SPITZ_IRQ_GPIO_CF_CD,
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.cd_irq_str = "PCMCIA0 CD",
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},{
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.dev = &spitzscoop2_device.dev,
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.irq = SPITZ_IRQ_GPIO_CF2_IRQ,
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.cd_irq = -1,
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},
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};
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static struct scoop_pcmcia_config spitz_pcmcia_config = {
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.devs = &spitz_pcmcia_scoop[0],
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.num_devs = 2,
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.power_ctrl = spitz_pcmcia_pwr,
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};
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EXPORT_SYMBOL(spitzscoop_device);
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EXPORT_SYMBOL(spitzscoop2_device);
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/*
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* Spitz Keyboard Device
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*/
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static struct platform_device spitzkbd_device = {
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.name = "spitz-keyboard",
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.id = -1,
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};
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/*
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* Spitz LEDs
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*/
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static struct gpio_led spitz_gpio_leds[] = {
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{
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.name = "spitz:amber:charge",
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.default_trigger = "sharpsl-charge",
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.gpio = SPITZ_GPIO_LED_ORANGE,
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},
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{
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.name = "spitz:green:hddactivity",
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.default_trigger = "ide-disk",
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.gpio = SPITZ_GPIO_LED_GREEN,
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},
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};
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static struct gpio_led_platform_data spitz_gpio_leds_info = {
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.leds = spitz_gpio_leds,
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.num_leds = ARRAY_SIZE(spitz_gpio_leds),
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};
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static struct platform_device spitzled_device = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &spitz_gpio_leds_info,
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},
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};
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#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
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static struct pxa2xx_spi_master spitz_spi_info = {
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.num_chipselect = 3,
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};
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static struct ads7846_platform_data spitz_ads7846_info = {
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.model = 7846,
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.vref_delay_usecs = 100,
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.x_plate_ohms = 419,
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.y_plate_ohms = 486,
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.gpio_pendown = SPITZ_GPIO_TP_INT,
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};
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static void spitz_ads7846_cs(u32 command)
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{
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gpio_set_value(SPITZ_GPIO_ADS7846_CS, !(command == PXA2XX_CS_ASSERT));
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}
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static struct pxa2xx_spi_chip spitz_ads7846_chip = {
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.cs_control = spitz_ads7846_cs,
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};
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static void spitz_bl_kick_battery(void)
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{
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void (*kick_batt)(void);
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kick_batt = symbol_get(sharpsl_battery_kick);
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if (kick_batt) {
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kick_batt();
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symbol_put(sharpsl_battery_kick);
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}
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}
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static struct corgi_lcd_platform_data spitz_lcdcon_info = {
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.init_mode = CORGI_LCD_MODE_VGA,
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.max_intensity = 0x2f,
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.default_intensity = 0x1f,
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.limit_mask = 0x0b,
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.gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT,
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.gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON,
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.kick_battery = spitz_bl_kick_battery,
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};
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static void spitz_lcdcon_cs(u32 command)
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{
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gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
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}
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static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
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.cs_control = spitz_lcdcon_cs,
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};
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static void spitz_max1111_cs(u32 command)
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{
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gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
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}
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static struct pxa2xx_spi_chip spitz_max1111_chip = {
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.cs_control = spitz_max1111_cs,
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};
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static struct spi_board_info spitz_spi_devices[] = {
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{
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.modalias = "ads7846",
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.max_speed_hz = 1200000,
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.bus_num = 2,
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.chip_select = 0,
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.platform_data = &spitz_ads7846_info,
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.controller_data= &spitz_ads7846_chip,
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.irq = gpio_to_irq(SPITZ_GPIO_TP_INT),
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}, {
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.modalias = "corgi-lcd",
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.max_speed_hz = 50000,
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.bus_num = 2,
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.chip_select = 1,
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.platform_data = &spitz_lcdcon_info,
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.controller_data= &spitz_lcdcon_chip,
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}, {
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.modalias = "max1111",
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.max_speed_hz = 450000,
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.bus_num = 2,
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.chip_select = 2,
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.controller_data= &spitz_max1111_chip,
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},
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};
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static void __init spitz_init_spi(void)
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{
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int err;
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err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
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if (err)
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return;
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err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
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if (err)
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goto err_free_1;
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err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
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if (err)
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goto err_free_2;
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err = gpio_direction_output(SPITZ_GPIO_ADS7846_CS, 1);
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if (err)
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goto err_free_3;
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err = gpio_direction_output(SPITZ_GPIO_LCDCON_CS, 1);
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if (err)
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goto err_free_3;
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err = gpio_direction_output(SPITZ_GPIO_MAX1111_CS, 1);
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if (err)
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goto err_free_3;
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if (machine_is_akita()) {
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spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
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spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
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}
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pxa2xx_set_spi_info(2, &spitz_spi_info);
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spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
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return;
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err_free_3:
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gpio_free(SPITZ_GPIO_MAX1111_CS);
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err_free_2:
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gpio_free(SPITZ_GPIO_LCDCON_CS);
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err_free_1:
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gpio_free(SPITZ_GPIO_ADS7846_CS);
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}
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#else
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static inline void spitz_init_spi(void) {}
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#endif
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/*
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* MMC/SD Device
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*
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* The card detect interrupt isn't debounced so we delay it by 250ms
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* to give the card a chance to fully insert/eject.
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*/
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static struct pxamci_platform_data spitz_mci_platform_data;
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static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
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{
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int err;
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err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
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if (err)
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goto err_out;
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err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
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if (err)
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goto err_free_1;
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gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
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gpio_direction_input(SPITZ_GPIO_nSD_WP);
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spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
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err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
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IRQF_DISABLED | IRQF_TRIGGER_RISING |
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IRQF_TRIGGER_FALLING,
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"MMC card detect", data);
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if (err) {
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pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
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__func__);
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goto err_free_2;
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}
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return 0;
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err_free_2:
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gpio_free(SPITZ_GPIO_nSD_WP);
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err_free_1:
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gpio_free(SPITZ_GPIO_nSD_DETECT);
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err_out:
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return err;
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}
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static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
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{
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struct pxamci_platform_data* p_d = dev->platform_data;
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if (( 1 << vdd) & p_d->ocr_mask)
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spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
|
|
else
|
|
spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
|
|
}
|
|
|
|
static int spitz_mci_get_ro(struct device *dev)
|
|
{
|
|
return gpio_get_value(SPITZ_GPIO_nSD_WP);
|
|
}
|
|
|
|
static void spitz_mci_exit(struct device *dev, void *data)
|
|
{
|
|
free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
|
|
gpio_free(SPITZ_GPIO_nSD_WP);
|
|
gpio_free(SPITZ_GPIO_nSD_DETECT);
|
|
}
|
|
|
|
static struct pxamci_platform_data spitz_mci_platform_data = {
|
|
.ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
|
|
.init = spitz_mci_init,
|
|
.get_ro = spitz_mci_get_ro,
|
|
.setpower = spitz_mci_setpower,
|
|
.exit = spitz_mci_exit,
|
|
};
|
|
|
|
|
|
/*
|
|
* USB Host (OHCI)
|
|
*/
|
|
static int spitz_ohci_init(struct device *dev)
|
|
{
|
|
int err;
|
|
|
|
err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
|
|
if (err)
|
|
return err;
|
|
|
|
/* Only Port 2 is connected
|
|
* Setup USB Port 2 Output Control Register
|
|
*/
|
|
UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
|
|
|
|
return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
|
|
}
|
|
|
|
static struct pxaohci_platform_data spitz_ohci_platform_data = {
|
|
.port_mode = PMM_NPS_MODE,
|
|
.init = spitz_ohci_init,
|
|
.flags = ENABLE_PORT_ALL | NO_OC_PROTECTION,
|
|
.power_budget = 150,
|
|
};
|
|
|
|
|
|
/*
|
|
* Irda
|
|
*/
|
|
static int spitz_irda_startup(struct device *dev)
|
|
{
|
|
int rc;
|
|
|
|
rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
|
|
if (rc)
|
|
goto err;
|
|
|
|
rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
|
|
if (rc)
|
|
goto err_dir;
|
|
|
|
return 0;
|
|
|
|
err_dir:
|
|
gpio_free(SPITZ_GPIO_IR_ON);
|
|
err:
|
|
return rc;
|
|
}
|
|
|
|
static void spitz_irda_shutdown(struct device *dev)
|
|
{
|
|
gpio_free(SPITZ_GPIO_IR_ON);
|
|
}
|
|
|
|
static void spitz_irda_transceiver_mode(struct device *dev, int mode)
|
|
{
|
|
gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
|
|
pxa2xx_transceiver_mode(dev, mode);
|
|
}
|
|
|
|
#ifdef CONFIG_MACH_AKITA
|
|
static void akita_irda_transceiver_mode(struct device *dev, int mode)
|
|
{
|
|
gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
|
|
pxa2xx_transceiver_mode(dev, mode);
|
|
}
|
|
#endif
|
|
|
|
static struct pxaficp_platform_data spitz_ficp_platform_data = {
|
|
.transceiver_cap = IR_SIRMODE | IR_OFF,
|
|
.transceiver_mode = spitz_irda_transceiver_mode,
|
|
.startup = spitz_irda_startup,
|
|
.shutdown = spitz_irda_shutdown,
|
|
};
|
|
|
|
|
|
/*
|
|
* Spitz PXA Framebuffer
|
|
*/
|
|
|
|
static struct pxafb_mode_info spitz_pxafb_modes[] = {
|
|
{
|
|
.pixclock = 19231,
|
|
.xres = 480,
|
|
.yres = 640,
|
|
.bpp = 16,
|
|
.hsync_len = 40,
|
|
.left_margin = 46,
|
|
.right_margin = 125,
|
|
.vsync_len = 3,
|
|
.upper_margin = 1,
|
|
.lower_margin = 0,
|
|
.sync = 0,
|
|
},{
|
|
.pixclock = 134617,
|
|
.xres = 240,
|
|
.yres = 320,
|
|
.bpp = 16,
|
|
.hsync_len = 20,
|
|
.left_margin = 20,
|
|
.right_margin = 46,
|
|
.vsync_len = 2,
|
|
.upper_margin = 1,
|
|
.lower_margin = 0,
|
|
.sync = 0,
|
|
},
|
|
};
|
|
|
|
static struct pxafb_mach_info spitz_pxafb_info = {
|
|
.modes = &spitz_pxafb_modes[0],
|
|
.num_modes = 2,
|
|
.fixed_modes = 1,
|
|
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
|
|
};
|
|
|
|
static struct mtd_partition sharpsl_nand_partitions[] = {
|
|
{
|
|
.name = "System Area",
|
|
.offset = 0,
|
|
.size = 7 * 1024 * 1024,
|
|
},
|
|
{
|
|
.name = "Root Filesystem",
|
|
.offset = 7 * 1024 * 1024,
|
|
},
|
|
{
|
|
.name = "Home Filesystem",
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.size = MTDPART_SIZ_FULL,
|
|
},
|
|
};
|
|
|
|
static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
|
|
|
|
static struct nand_bbt_descr sharpsl_bbt = {
|
|
.options = 0,
|
|
.offs = 4,
|
|
.len = 2,
|
|
.pattern = scan_ff_pattern
|
|
};
|
|
|
|
static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
|
|
.badblock_pattern = &sharpsl_bbt,
|
|
.partitions = sharpsl_nand_partitions,
|
|
.nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions),
|
|
};
|
|
|
|
static struct resource sharpsl_nand_resources[] = {
|
|
{
|
|
.start = 0x0C000000,
|
|
.end = 0x0C000FFF,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
};
|
|
|
|
static struct platform_device sharpsl_nand_device = {
|
|
.name = "sharpsl-nand",
|
|
.id = -1,
|
|
.resource = sharpsl_nand_resources,
|
|
.num_resources = ARRAY_SIZE(sharpsl_nand_resources),
|
|
.dev.platform_data = &sharpsl_nand_platform_data,
|
|
};
|
|
|
|
|
|
static struct mtd_partition sharpsl_rom_parts[] = {
|
|
{
|
|
.name ="Boot PROM Filesystem",
|
|
.offset = 0x00140000,
|
|
.size = MTDPART_SIZ_FULL,
|
|
},
|
|
};
|
|
|
|
static struct physmap_flash_data sharpsl_rom_data = {
|
|
.width = 2,
|
|
.nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
|
|
.parts = sharpsl_rom_parts,
|
|
};
|
|
|
|
static struct resource sharpsl_rom_resources[] = {
|
|
{
|
|
.start = 0x00000000,
|
|
.end = 0x007fffff,
|
|
.flags = IORESOURCE_MEM,
|
|
},
|
|
};
|
|
|
|
static struct platform_device sharpsl_rom_device = {
|
|
.name = "physmap-flash",
|
|
.id = -1,
|
|
.resource = sharpsl_rom_resources,
|
|
.num_resources = ARRAY_SIZE(sharpsl_rom_resources),
|
|
.dev.platform_data = &sharpsl_rom_data,
|
|
};
|
|
|
|
static struct platform_device *devices[] __initdata = {
|
|
&spitzscoop_device,
|
|
&spitzkbd_device,
|
|
&spitzled_device,
|
|
&sharpsl_nand_device,
|
|
&sharpsl_rom_device,
|
|
};
|
|
|
|
static void spitz_poweroff(void)
|
|
{
|
|
arm_machine_restart('g');
|
|
}
|
|
|
|
static void spitz_restart(char mode)
|
|
{
|
|
/* Bootloader magic for a reboot */
|
|
if((MSC0 & 0xffff0000) == 0x7ff00000)
|
|
MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
|
|
|
|
spitz_poweroff();
|
|
}
|
|
|
|
static void __init common_init(void)
|
|
{
|
|
init_gpio_reset(SPITZ_GPIO_ON_RESET, 1);
|
|
pm_power_off = spitz_poweroff;
|
|
arm_pm_restart = spitz_restart;
|
|
|
|
if (machine_is_spitz()) {
|
|
sharpsl_nand_partitions[1].size = 5 * 1024 * 1024;
|
|
} else if (machine_is_akita()) {
|
|
sharpsl_nand_partitions[1].size = 58 * 1024 * 1024;
|
|
} else if (machine_is_borzoi()) {
|
|
sharpsl_nand_partitions[1].size = 32 * 1024 * 1024;
|
|
}
|
|
|
|
PMCR = 0x00;
|
|
|
|
/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
|
|
PCFR |= PCFR_OPDE;
|
|
|
|
pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
|
|
|
|
spitz_init_spi();
|
|
|
|
platform_add_devices(devices, ARRAY_SIZE(devices));
|
|
pxa_set_mci_info(&spitz_mci_platform_data);
|
|
pxa_set_ohci_info(&spitz_ohci_platform_data);
|
|
pxa_set_ficp_info(&spitz_ficp_platform_data);
|
|
set_pxa_fb_info(&spitz_pxafb_info);
|
|
pxa_set_i2c_info(NULL);
|
|
}
|
|
|
|
#if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
|
|
static void __init spitz_init(void)
|
|
{
|
|
platform_scoop_config = &spitz_pcmcia_config;
|
|
|
|
common_init();
|
|
|
|
platform_device_register(&spitzscoop2_device);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_MACH_AKITA
|
|
/*
|
|
* Akita IO Expander
|
|
*/
|
|
static struct pca953x_platform_data akita_ioexp = {
|
|
.gpio_base = AKITA_IOEXP_GPIO_BASE,
|
|
};
|
|
|
|
static struct i2c_board_info akita_i2c_board_info[] = {
|
|
{
|
|
.type = "max7310",
|
|
.addr = 0x18,
|
|
.platform_data = &akita_ioexp,
|
|
},
|
|
};
|
|
|
|
static struct nand_bbt_descr sharpsl_akita_bbt = {
|
|
.options = 0,
|
|
.offs = 4,
|
|
.len = 1,
|
|
.pattern = scan_ff_pattern
|
|
};
|
|
|
|
static struct nand_ecclayout akita_oobinfo = {
|
|
.eccbytes = 24,
|
|
.eccpos = {
|
|
0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11,
|
|
0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
|
|
0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37},
|
|
.oobfree = {{0x08, 0x09}}
|
|
};
|
|
|
|
static void __init akita_init(void)
|
|
{
|
|
spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
|
|
|
|
sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt;
|
|
sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo;
|
|
|
|
/* We just pretend the second element of the array doesn't exist */
|
|
spitz_pcmcia_config.num_devs = 1;
|
|
platform_scoop_config = &spitz_pcmcia_config;
|
|
|
|
i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info));
|
|
|
|
common_init();
|
|
}
|
|
#endif
|
|
|
|
static void __init fixup_spitz(struct machine_desc *desc,
|
|
struct tag *tags, char **cmdline, struct meminfo *mi)
|
|
{
|
|
sharpsl_save_param();
|
|
mi->nr_banks = 1;
|
|
mi->bank[0].start = 0xa0000000;
|
|
mi->bank[0].node = 0;
|
|
mi->bank[0].size = (64*1024*1024);
|
|
}
|
|
|
|
#ifdef CONFIG_MACH_SPITZ
|
|
MACHINE_START(SPITZ, "SHARP Spitz")
|
|
.phys_io = 0x40000000,
|
|
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
|
.fixup = fixup_spitz,
|
|
.map_io = pxa_map_io,
|
|
.init_irq = pxa27x_init_irq,
|
|
.init_machine = spitz_init,
|
|
.timer = &pxa_timer,
|
|
MACHINE_END
|
|
#endif
|
|
|
|
#ifdef CONFIG_MACH_BORZOI
|
|
MACHINE_START(BORZOI, "SHARP Borzoi")
|
|
.phys_io = 0x40000000,
|
|
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
|
.fixup = fixup_spitz,
|
|
.map_io = pxa_map_io,
|
|
.init_irq = pxa27x_init_irq,
|
|
.init_machine = spitz_init,
|
|
.timer = &pxa_timer,
|
|
MACHINE_END
|
|
#endif
|
|
|
|
#ifdef CONFIG_MACH_AKITA
|
|
MACHINE_START(AKITA, "SHARP Akita")
|
|
.phys_io = 0x40000000,
|
|
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
|
|
.fixup = fixup_spitz,
|
|
.map_io = pxa_map_io,
|
|
.init_irq = pxa27x_init_irq,
|
|
.init_machine = akita_init,
|
|
.timer = &pxa_timer,
|
|
MACHINE_END
|
|
#endif
|